
 

set matsize 1000


graph drop _all
set more off
use Data/event_study_sample_quartsince2006.dta, clear


collapse (mean)    moduleprice year, by(contract_quarter)

format contract_quarter %tq



twoway  (connected moduleprice contract_quarter ,  lpattern(none)  lcolor(gs9) msymbol(dot) )  if year>=2009 & year< 2016 ,  xtitle("Quarter") ytitle("Global Solar Module Price Index") 
   
 graph export Analysis/Time_quarter_solar.png, replace
 
